xref: /netbsd-src/sys/external/bsd/drm2/include/linux/pm.h (revision 5e742034b1012c861afec74d7d1d468f7a9e401d)
1 /*	$NetBSD: pm.h,v 1.5 2018/08/27 06:07:20 riastradh Exp $	*/
2 
3 /*-
4  * Copyright (c) 2013 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Taylor R. Campbell.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _LINUX_PM_H_
33 #define _LINUX_PM_H_
34 
35 /* Silly stub for i915_suspend.  */
36 
37 typedef struct {
38 	int event;
39 } pm_message_t;
40 
41 #define	PM_EVENT_PRETHAW		0
42 #define	PM_EVENT_SUSPEND		1
43 #define	PM_EVENT_FREEZE			2
44 
45 struct dev_pm_domain {
46 	char dummy;		/* XXX */
47 };
48 
49 struct dev_pm_ops {
50 	int	(*resume)(struct device *);
51 	int	(*resume_early)(struct device *);
52 	int	(*suspend)(struct device *);
53 	int	(*suspend_late)(struct device *);
54 	int	(*freeze)(struct device *);
55 	int	(*freeze_late)(struct device *);
56 	int	(*thaw_early)(struct device *);
57 	int	(*thaw)(struct device *);
58 	int	(*poweroff)(struct device *);
59 	int	(*poweroff_late)(struct device *);
60 	int	(*restore_early)(struct device *);
61 	int	(*restore)(struct device *);
62 	int	(*runtime_suspend)(struct device *);
63 	int	(*runtime_resume)(struct device *);
64 };
65 
66 #endif  /* _LINUX_PM_H_ */
67